- allow FT2232 devices to be opened by serial number instead of device description ('ft2232_serial <serial>' command)

- redirect output from target event scripts (currently only reset) to the daemon output (INFO:)
- some minor fixes and enhancements


git-svn-id: svn://svn.berlios.de/openocd/trunk@103 b42882b7-edfa-0310-969c-e2dbd0fdcd60

2 files changed, 62 insertions, 15 deletions

diff --git a/src/jtag/amt_jtagaccel.c b/src/jtag/amt_jtagaccel.c
index dde09ff5..dca5c334 100644
--- a/src/jtag/amt_jtagaccel.c
+++ b/src/jtag/amt_jtagaccel.c
@@ -181,7 +181,7 @@ void amt_wait_scan_busy()
 	
 	if (ar_status & 0x80)
 	{
-		ERROR("amt_jtagaccel timed out while waiting for end of scan, rtck was %s", (rtck_enabled) ? "enabled" : "disabled");
+		ERROR("amt_jtagaccel timed out while waiting for end of scan, rtck was %s, last AR_STATUS: 0x%2.2x", (rtck_enabled) ? "enabled" : "disabled", ar_status);
 		exit(-1);
 	}
 }
@@ -434,7 +434,8 @@ int amt_jtagaccel_init(void)
 #else
 	u8 status_port;
 #endif
-
+	u8 ar_status;
+	
 #if PARPORT_USE_PPDEV == 1
 	if (device_handle > 0)
 	{
@@ -498,6 +499,12 @@ int amt_jtagaccel_init(void)
 	outb(0x04, amt_jtagaccel_port + 2);
 #endif
 	
+	if (rtck_enabled)
+	{	
+		/* set RTCK enable bit */
+		aw_control_fsm |= 0x02;
+	}
+	
 	/* enable JTAG port */
 	aw_control_fsm |= 0x04;
 	AMT_AW(aw_control_fsm);
@@ -516,6 +523,10 @@ int amt_jtagaccel_init(void)
 	
 	amt_jtagaccel_reset(0, 0);
 	
+	/* read status register */
+	AMT_AR(ar_status);
+	DEBUG("AR_STATUS: 0x%2.2x", ar_status);
+	
 	return ERROR_OK;
 }
 
@@ -549,10 +560,10 @@ int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *c
 		if (strcmp(args[0], "enabled") == 0)
 		{
 			rtck_enabled = 1;
-			
-			/* set RTCK enable bit */
-			aw_control_fsm |= 0x02;
-			AMT_AW(aw_control_fsm);
+		}
+		else
+		{
+			rtck_enabled = 0;
 		}
 	}
 	
diff --git a/src/jtag/ft2232.c b/src/jtag/ft2232.c
index 6bb4be93..e9fce54b 100644
--- a/src/jtag/ft2232.c
+++ b/src/jtag/ft2232.c
@@ -70,10 +70,12 @@ int ft2232_init(void);
 int ft2232_quit(void);
 
 int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int ft2232_handle_vid_pid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 
 char *ft2232_device_desc = NULL;
+char *ft2232_serial = NULL;
 char *ft2232_layout = NULL;
 u16 ft2232_vid = 0x0403;
 u16 ft2232_pid = 0x6010;
@@ -238,6 +240,8 @@ int ft2232_register_commands(struct command_context_s *cmd_ctx)
 {
 	register_command(cmd_ctx, NULL, "ft2232_device_desc", ft2232_handle_device_desc_command,
 		COMMAND_CONFIG, NULL);
+	register_command(cmd_ctx, NULL, "ft2232_serial", ft2232_handle_serial_command,
+		COMMAND_CONFIG, NULL);
 	register_command(cmd_ctx, NULL, "ft2232_layout", ft2232_handle_layout_command,
 		COMMAND_CONFIG, NULL);
 	register_command(cmd_ctx, NULL, "ft2232_vid_pid", ft2232_handle_vid_pid_command,
@@ -942,6 +946,8 @@ int ft2232_init(void)
 	
 #if BUILD_FT2232_FTD2XX == 1
 	FT_STATUS status;
+	DWORD openex_flags = 0;
+	char *openex_string = NULL;
 #endif
 
 	ft2232_layout_t *cur_layout = ft2232_layouts;
@@ -975,13 +981,6 @@ int ft2232_init(void)
 #endif
 
 #if BUILD_FT2232_FTD2XX == 1
-	/* Open by device description */
-	if (ft2232_device_desc == NULL)
-	{
-		WARNING("no ftd2xx device description specified, using default 'Dual RS232'");
-		ft2232_device_desc = "Dual RS232";
-	}
-	
 #if IS_WIN32 == 0
 	/* Add non-standard Vid/Pid to the linux driver */
 	if ((status = FT_SetVIDPID(ft2232_vid, ft2232_pid)) != FT_OK)
@@ -990,7 +989,30 @@ int ft2232_init(void)
 	}
 #endif
 
-	if ((status = FT_OpenEx(ft2232_device_desc, FT_OPEN_BY_DESCRIPTION, &ftdih)) != FT_OK)
+	if (ft2232_device_desc && ft2232_serial)
+	{
+		WARNING("can't open by device description and serial number, giving precedence to serial");
+		ft2232_device_desc = NULL;
+	}
+	else if (ft2232_device_desc)
+	{
+		openex_string = ft2232_device_desc;
+		openex_flags = FT_OPEN_BY_DESCRIPTION;
+	}
+	else if (ft2232_serial)
+	{
+		openex_string = ft2232_serial;
+		openex_flags = FT_OPEN_BY_SERIAL_NUMBER;
+	}
+	else
+	{
+		ERROR("neither device description nor serial number specified");
+		ERROR("please add \"ft2232_device_desc <string>\" or \"ft2232_serial <string>\" to your .cfg file");
+		
+		return ERROR_JTAG_INIT_FAILED;	
+	}
+
+	if ((status = FT_OpenEx(openex_string, openex_flags, &ftdih)) != FT_OK)
 	{
 		DWORD num_devices;
 		
@@ -1005,7 +1027,7 @@ int ft2232_init(void)
 				desc_array[i] = malloc(64);
 			desc_array[num_devices] = NULL;
 
-			status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | FT_OPEN_BY_DESCRIPTION);
+			status = FT_ListDevices(desc_array, &num_devices, FT_LIST_ALL | openex_flags);
 
 			if (status == FT_OK)
 			{
@@ -1435,6 +1457,20 @@ int ft2232_handle_device_desc_command(struct command_context_s *cmd_ctx, char *c
 	return ERROR_OK;
 }
 
+int ft2232_handle_serial_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+	if (argc == 1)
+	{
+		ft2232_serial = strdup(args[0]);
+	}
+	else
+	{
+		ERROR("expected exactly one argument to ft2232_serial <serial-number>");
+	}
+	
+	return ERROR_OK;
+}
+
 int ft2232_handle_layout_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
 {
 	if (argc == 0)